SCHANZ, H.-J. Metaphysik des Schwebens. Slagmark - Tidsskrift for idéhistorie, [S. l.], n. 55, p. 182–186, 2009. DOI: 10.7146/sl.v0i55.105448. Disponível em: https://tidsskrift.dk/slagmark/article/view/105448. Acesso em: 15 may. 2024.